So i,ve had my novas 6mths now,and never used em much cuz of the constant dry hits n bein lazy prefered Boge carto,s.So finnaly decided to rebuild a head,i took advise on here n drilled out the wick channel to double the size,built my head on a paperclip w/ thick 3mm wick,n 32A-kanthal heated w/ a lighter makes easier to coil It,gave it 6 wraps,took it off ppclip,installed it in drilled out head,screwed head-on n filled it-OMG-ITZ LIKE TOTTALY DIFFERENT tank NOW.no dry burns at al ,kan take hits,x5 straiat and wicking keeps up,huge vapor now,i need to fill this up every 30-mins now cuz its burnin juice so fast,been 3 dayz now,head still goin strong,TRY THIS-wish i didnt wait so long myself,awsum tank now!